Longmont, Colorado Weather:
Saturday, July 4, 2026
Cloudy Weather
Day 90°
Night 55°
Precipitation 55 %
Wind 7 mph
UV Index (0 - 11+) 10
Weather Forecast History
Last Year's Weather on This Day (July 4, 2025)
Sunny with a Chance of Thunderstorms

Day

90°

Night

59°

Wind

6 mph

UV Index

11

Precipitation

55 %